| AI | Artificial Intelligence |
| CAD | Computer-Aided Diagnostics |
| CNNs | Convolutional Neural Networks |
| COVID-19 | COronaVIrus Disease 19 |
| ESD | Endoscopic Submucosal Dissection |
| FPS | Frame Per Second |
| IoT | Internet of Things |
| LED | Light Emitting Diode |
| NOTES | Natural Orifice Transluminal Endoscopic Surgery |
| POEM | Per-Oral Endoscopic Myotomy |
| SARS-CoV-2 | Severe Acute Respiratory Syndrome-CoronaVirus-2 |
| UGI | Upper GastroIntestinal |
| WCE | Wireless Capsule Endoscope |